From Star Wars blaster rifles, to lightsabers, and photon torpedos, the idea of using a laser as a weapon has certainly been popular in the realms of science fiction. In reality though? The idea has always been one that scientists have been receptive of, but too many limitations have, up until now, kept it from truly being used beyond medicine and industry.

Scientists seeking energy solutions have been working relentlessly to find a means to harness an untapped area – the energy source of the stars. Fusion, or Hydrogen fusion to be specific, the secret of longevity of our sun and the stars, could be the answer to the world’s energy crisis, which is struggling between the bleak scenario of dwindling fossil fuel reserves and the moral dilemma of using dangerous nuclear technology.

3D printing is becoming more and more popular these days and the researchers at the Vienna University of Technology have come out with an interesting development. Their new high-precision 3D printer can create nanometer-sized objects and that too in record breaking speeds. As you can see above, they have 3D printed a nanoscale racing car perfectly.

You know the cool thing about science fiction? Some of that stuff actually turns into science fact eventually. And the latest geeky endeavor by the folks at NASA is the development of a tractor beam. Yes, just like you see in the Star Trek and Star Wars universes.

The Wicked Laser S3 Krypton has a pending status at the Guinness Record for its astounding 86 million lux that is visible from up to 85 miles away, and that is way beyond the planet’s atmosphere as the manufacturing company claims. Precautionary measures must be observed when using this gadget.

Boeing might be a company better known for developing all kinds of aircraft, but they do other things, too. For instance, Boeing partnered up with BAE Systems to develop an advanced laser weapon system for the United States Navy. The net result is this: The Mk 38 Mod 2 Tactical Laser System.

Despite some advancements in greener ways to power our cars, regular internal combustion engines are still going to be around for the foreseeable future. That said, changes can be made to make them a little greener... like getting rid of the spark plug.

Some people are okay with being bald, but by the looks of all the different products on the market, there are many others who would prefer to have a full head of hair. If you're one of those, would you take a chance on the iGrow?